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 &#x26;  yarn cheatsheet &#x26;  Quick Reference</title>
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这是一份 Yarn 软件包管理器备忘单，其中列出了 Yarn 常用命令使用清单

入门，为开发人员分享快速参考备忘单。">
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<a aria-hidden="true" tabindex="-1" href="#yarn-备忘清单"><span class="icon icon-link"></span></a>Yarn 备忘清单</h1><div class="wrap-body">
<p>这是一份 <a href="https://yarnpkg.com/"><code>Yarn</code></a> 软件包管理器备忘单，其中列出了 <code>Yarn</code> 常用命令使用清单</p>
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</div></div><div class="h2wrap-body"><div class="wrap h3body-not-exist col-span-2"><div class="wrap-header h3wrap"><h3 id="yarn-与-npm-命令比较"><a aria-hidden="true" tabindex="-1" href="#yarn-与-npm-命令比较"><span class="icon icon-link"></span></a>Yarn 与 npm 命令比较</h3><div class="wrap-body">
<!--rehype:wrap-class=col-span-2-->


















































<table class="show-header left-align"><thead><tr><th align="left">npm(v5)</th><th align="left">yarn</th><th align="left">说明</th></tr></thead><tbody><tr><td align="left"><code>npm install</code></td><td align="left"><code>yarn add</code>, <code>yarn</code></td><td align="left">安装依赖</td></tr><tr><td align="left"><code>npm init</code></td><td align="left"><code>yarn init</code></td><td align="left">创建 <code>package.json</code> 文件</td></tr><tr><td align="left"><code>npm install gulp --save</code></td><td align="left"><code>yarn add gulp</code></td><td align="left">安装 <code>gulp</code> 包</td></tr><tr><td align="left"><code>npm install gulp --save-dev --save-exact</code></td><td align="left"><code>yarn add gulp --dev --exact</code></td><td align="left"></td></tr><tr><td align="left"><code>npm install -g gulp</code></td><td align="left"><code>yarn global add gulp</code></td><td align="left"></td></tr><tr><td align="left"><code>npm update</code></td><td align="left"><code>yarn upgrade</code></td><td align="left"></td></tr><tr><td align="left"><code>npm cache clean</code></td><td align="left"><code>yarn cache clean</code></td><td align="left">清理缓存目录</td></tr><tr><td align="left"><code>./node_modules/.bin/gulp</code></td><td align="left"><code>yarn run gulp</code></td><td align="left"></td></tr></tbody></table>
<!--rehype:className=show-header left-align-->
<p>npm <em>(<a href="./npm.html">备忘清单</a>)</em> 和 Yarn 有很多相似之处</p>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="yarn-install"><a aria-hidden="true" tabindex="-1" href="#yarn-install"><span class="icon icon-link"></span></a>yarn install</h3><div class="wrap-body">
<pre class="language-shell"><code class="language-shell code-highlight"><span class="code-line">--no-lockfile <span class="token comment"># 不要读取或生成 yarn.lock 锁定文件</span>
</span><span class="code-line">--pure-lockfile
</span><span class="code-line">--frozen-lockfile
</span><span class="code-line"><span class="token parameter variable">--silent</span>
</span><span class="code-line"><span class="token parameter variable">--offline</span>
</span><span class="code-line">--update-checksums
</span><span class="code-line">--check-files
</span><span class="code-line"><span class="token parameter variable">--flat</span>
</span><span class="code-line"><span class="token parameter variable">--force</span>
</span><span class="code-line">--ignore-scripts
</span><span class="code-line">--modules-folder <span class="token operator">&#x3C;</span>path<span class="token operator">></span>
</span><span class="code-line">--production<span class="token punctuation">[</span><span class="token operator">=</span>true<span class="token operator">|</span>false<span class="token punctuation">]</span>
</span></code></pre>
<p>这些选项可用于 <code>yarn install</code></p>
</div></div></div><div class="wrap h3body-not-exist row-span-2"><div class="wrap-header h3wrap"><h3 id="yarn-add"><a aria-hidden="true" tabindex="-1" href="#yarn-add"><span class="icon icon-link"></span></a>yarn add</h3><div class="wrap-body">
<!--rehype:wrap-class=row-span-2-->
<p>在 <a href="./package.json.html#devdependencies">devDependencies</a> 中安装一个或多个包</p>
<pre class="language-shell"><code class="language-shell code-highlight"><span class="code-line">--dev, <span class="token parameter variable">-D</span>
</span></code></pre>
<p>在 <a href="./package.json.html#peerdependencies">peerDependencies</a> 中安装一个或多个包</p>
<pre class="language-shell"><code class="language-shell code-highlight"><span class="code-line">--peer, <span class="token parameter variable">-P</span>
</span></code></pre>
<p>在 <a href="./package.json.html#optionaldependencies">optionalDependencies</a> 中安装一个或多个包</p>
<pre class="language-shell"><code class="language-shell code-highlight"><span class="code-line">--optional, <span class="token parameter variable">-O</span>
</span></code></pre>
<p>更改包版本</p>
<pre class="language-shell"><code class="language-shell code-highlight"><span class="code-line">--exact, <span class="token parameter variable">-E</span> <span class="token comment"># 将包安装为精确版本</span>
</span><span class="code-line">--tilde, <span class="token parameter variable">-T</span> <span class="token comment"># 安装有相同次要版本的包的最新版本</span>
</span></code></pre>
<p>这些选项可用于 <code>yarn add</code>.</p>
</div></div></div><div class="wrap h3body-not-exist row-span-2"><div class="wrap-header h3wrap"><h3 id="workspaces"><a aria-hidden="true" tabindex="-1" href="#workspaces"><span class="icon icon-link"></span></a>Workspaces</h3><div class="wrap-body">
<!--rehype:wrap-class=row-span-2-->
<p>在 <code>package.json</code> 中 <a href="./package.json.html#workspaces">workspaces</a> 配置:</p>
<pre class="language-json"><code class="language-json code-highlight"><span class="code-line"><span class="token property">"workspaces"</span><span class="token operator">:</span> <span class="token punctuation">[</span>
</span><span class="code-line">  <span class="token string">"packages/*"</span>
</span><span class="code-line"><span class="token punctuation">]</span>
</span></code></pre>
<hr>
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line">jest/
</span><span class="code-line">├─ package.json
</span><span class="code-line">└─ packages/
</span><span class="code-line">   ├─ jest-matcher-utils/
</span><span class="code-line">   │  └─ package.json
</span><span class="code-line">   └─ jest-diff/
</span><span class="code-line">      └─ package.json
</span></code></pre>
<p>(1.0 新增)允许 monoreso 相互共享包。另见：<a href="https://yarnpkg.com/blog/2017/08/02/introducing-workspaces/">介绍工作空间</a></p>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="选择性版本解析"><a aria-hidden="true" tabindex="-1" href="#选择性版本解析"><span class="icon icon-link"></span></a>选择性版本解析</h3><div class="wrap-body">
<p>在 <code>package.json</code> 中 <a href="./package.json.html#resolutions"><code>resolutions</code></a> 配置:</p>
<pre class="language-json"><code class="language-json code-highlight"><span class="code-line"><span class="token property">"resolutions"</span><span class="token operator">:</span> <span class="token punctuation">{</span>
</span><span class="code-line">  <span class="token property">"**/sass-brunch/node-sass"</span><span class="token operator">:</span> <span class="token string">"4.5.2"</span>
</span><span class="code-line"><span class="token punctuation">}</span>
</span></code></pre>
<p>另见：<a href="https://github.com/yarnpkg/yarn/pull/4105">选择性版本解析</a>。(1.0 新增)允许您指定子依赖项的版本</p>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="create"><a aria-hidden="true" tabindex="-1" href="#create"><span class="icon icon-link"></span></a>Create</h3><div class="wrap-body">
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line"><span class="token function">yarn</span> create react-app hello
</span></code></pre>
<p>安装 <code>create react app</code> 并运行它 See: <a href="https://github.com/yarnpkg/rfcs/blob/master/implemented/0000-yarn-create.md">yarn create</a></p>
</div></div></div></div></div><div class="wrap h2body-exist"><div class="wrap-header h2wrap"><h2 id="示例"><a aria-hidden="true" tabindex="-1" href="#示例"><span class="icon icon-link"></span></a>示例</h2><div class="wrap-body">
</div></div><div class="h2wrap-body"><div class="wrap h3body-not-exist row-span-2"><div class="wrap-header h3wrap"><h3 id="安装包"><a aria-hidden="true" tabindex="-1" href="#安装包"><span class="icon icon-link"></span></a>安装包</h3><div class="wrap-body">
<!--rehype:wrap-class=row-span-2-->
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line"><span class="token comment"># 将包添加到“dependencies”</span>
</span><span class="code-line">$ <span class="token function">yarn</span> <span class="token function">add</span> <span class="token operator">&#x3C;</span>package<span class="token operator">></span>
</span><span class="code-line"><span class="token comment"># 将包添加到“devDependencies”</span>
</span><span class="code-line">$ <span class="token function">yarn</span> <span class="token function">add</span> <span class="token parameter variable">-D</span> <span class="token operator">&#x3C;</span>package<span class="token operator">></span>
</span><span class="code-line"><span class="token comment"># 将软件包添加为确切版本</span>
</span><span class="code-line">$ <span class="token function">yarn</span> <span class="token function">add</span> <span class="token parameter variable">-E</span> <span class="token operator">&#x3C;</span>package<span class="token operator">></span>
</span><span class="code-line"><span class="token comment"># 在您的操作系统上全局安装软件包</span>
</span><span class="code-line">$ <span class="token function">yarn</span> global <span class="token function">add</span> <span class="token operator">&#x3C;</span>package<span class="token operator">></span>
</span></code></pre>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="移除包"><a aria-hidden="true" tabindex="-1" href="#移除包"><span class="icon icon-link"></span></a>移除包</h3><div class="wrap-body">
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line">$ <span class="token function">yarn</span> remove <span class="token operator">&#x3C;</span>package<span class="token operator">></span>
</span></code></pre>
<p>从所有类型的依赖项中删除包</p>
</div></div></div><div class="wrap h3body-not-exist row-span-2"><div class="wrap-header h3wrap"><h3 id="查看包"><a aria-hidden="true" tabindex="-1" href="#查看包"><span class="icon icon-link"></span></a>查看包</h3><div class="wrap-body">
<!--rehype:wrap-class=row-span-2-->
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line"><span class="token comment"># 列出已安装的软件包</span>
</span><span class="code-line">$ <span class="token function">yarn</span> list
</span><span class="code-line"><span class="token comment"># 列出顶级安装包</span>
</span><span class="code-line">$ <span class="token function">yarn</span> list <span class="token parameter variable">--depth</span><span class="token operator">=</span><span class="token number">0</span>
</span><span class="code-line"><span class="token comment"># 列出已安装的顶级全局包</span>
</span><span class="code-line">$ <span class="token function">yarn</span> global list <span class="token parameter variable">--depth</span><span class="token operator">=</span><span class="token number">0</span>
</span><span class="code-line"><span class="token comment"># 列出带有过滤字符串和深度级别的包</span>
</span><span class="code-line">$ <span class="token function">yarn</span> list <span class="token parameter variable">--pattern</span> <span class="token string">"gulp|grunt"</span> <span class="token parameter variable">--depth</span><span class="token operator">=</span><span class="token number">1</span>
</span></code></pre>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="清除"><a aria-hidden="true" tabindex="-1" href="#清除"><span class="icon icon-link"></span></a>清除</h3><div class="wrap-body">
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line"><span class="token comment"># 从包依赖项中清理并删除不必要的文件</span>
</span><span class="code-line">$ <span class="token function">yarn</span> autoclean
</span><span class="code-line"><span class="token comment"># 检查过时的包依赖项</span>
</span><span class="code-line">$ <span class="token function">yarn</span> outdated
</span></code></pre>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="信息"><a aria-hidden="true" tabindex="-1" href="#信息"><span class="icon icon-link"></span></a>信息</h3><div class="wrap-body">
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line">$ <span class="token function">yarn</span> why <span class="token operator">&#x3C;</span>query<span class="token operator">></span>
</span><span class="code-line">$ <span class="token function">yarn</span> why jest
</span></code></pre>
<p>显示有关安装软件包的原因的信息</p>
</div></div></div><div class="wrap h3body-not-exist"><div class="wrap-header h3wrap"><h3 id="清理缓存"><a aria-hidden="true" tabindex="-1" href="#清理缓存"><span class="icon icon-link"></span></a>清理缓存</h3><div class="wrap-body">
<p>运行此命令将清除全局缓存。 下次运行 <code>yarn</code> 或 <code>yarn install</code> 时，它将再次填充</p>
<pre class="language-bash"><code class="language-bash code-highlight"><span class="code-line">$ <span class="token function">yarn</span> cache clean
</span></code></pre>
<p>此外，您可以指定一个或多个要清理的包</p>
</div></div></div></div></div><div class="wrap h2body-not-exist"><div class="wrap-header h2wrap"><h2 id="另见"><a aria-hidden="true" tabindex="-1" href="#另见"><span class="icon icon-link"></span></a>另见</h2><div class="wrap-body">
<ul>
<li><a href="./npm.html">npm 备忘清单</a></li>
<li><a href="https://yarnpkg.com/">Yarn 官方文档网站</a></li>
<li><a href="https://www.yarnpkg.cn/">Yarn 2 中文文档网站</a></li>
<li><a href="https://yarn.bootcss.com/">Yarn 1 中文文档网站</a> <em>(bootcss.com)</em></li>
</ul>
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